Mental Disability!Dean

At Bay - http://honeylocusttree.livejournal.com/880.html

Summary: Dean Winchester is a functioning schizophrenic. Except when he's not. (AU)

Deaf!Dean

Pity, Sympathy, and People Discussing Me - http://sw0rdy.livejournal.com/21415.html

Summary: Dean's comments seem to indicate it's only just hit him that he has a permanent, life-changing injury and Sam knows he was right to worry that his brother seemed to be taking to his new situation a little too easily. Trust a girl to be his undoing.

Mute!Dean

Like a Bell Through the Night - http://roque-clasique.livejournal.com/144394.html

Summary: At first, Dean was all eager determination, spending hours a day on the exercises his neurologist and speech therapist had suggested: speaking to himself in a mirror, speaking slowly, speaking one word at a time, practicing the sounds of the alphabet, and even meditating.

My Life's Come off Its' Tracks - http://mimblexwimble.livejournal.com/90454.html

Summary: John thought it was just the flu. It wasn't. Mute!Dean, told from wee!sam POV and wee!Dean POV (29k)

Blind!Dean

And Now for Something Completely Different - http://roque-clasique.livejournal.com/17153.html

Summary: Something is wrong with Dean...

The Empty Man - http://legoline.livejournal.com/624731.html

Summary: Sam managed to get Dean out of the deal. But six months after Dean's year should have been up, Sam and Dean still have to deal with the aftermath.